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Representative image for question: Which organism, part of normal oral flora and alpha‑hemolytic, is classically implicated in subacute bacterial endocarditis after dental procedures?

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Medicine

Which organism, part of normal oral flora and alpha‑hemolytic, is classically implicated in subacute bacterial endocarditis after dental procedures?

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Which organism, part of normal oral flora and alpha‑hemolytic, is classically implicated in subacute bacterial endocarditis after dental procedures?

Options:

Viridans group streptococci
Staphylococcus aureus
Enterococcus faecalis
Streptococcus pyogenes

Correct answer: Viridans group streptococci

Explanation: Viridans streptococci are alpha‑hemolytic, optochin‑resistant oral flora that commonly cause subacute endocarditis after dental manipulation; they adhere to damaged valves and form vegetations.

Created 2026-03-10T17:33:45.423Z. Updated 2026-03-10T17:33:45.423Z.

Which organism, part of normal oral flora and alpha‑hemol... | QuestionStock